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Diffstat (limited to 'botan/src/s2k/s2k.cpp')
-rw-r--r-- | botan/src/s2k/s2k.cpp | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/botan/src/s2k/s2k.cpp b/botan/src/s2k/s2k.cpp new file mode 100644 index 0000000..b8a8ef7 --- /dev/null +++ b/botan/src/s2k/s2k.cpp @@ -0,0 +1,55 @@ +/* +* S2K +* (C) 1999-2007 Jack Lloyd +* +* Distributed under the terms of the Botan license +*/ + +#include <botan/s2k.h> + +namespace Botan { + +/* +* Derive a key from a passphrase +*/ +OctetString S2K::derive_key(u32bit key_len, + const std::string& passphrase) const + { + return derive(key_len, passphrase, salt, salt.size(), iterations()); + } + +/* +* Set the number of iterations +*/ +void S2K::set_iterations(u32bit i) + { + iter = i; + } + +/* +* Change the salt +*/ +void S2K::change_salt(const byte new_salt[], u32bit length) + { + salt.set(new_salt, length); + } + +/* +* Change the salt +*/ +void S2K::change_salt(const MemoryRegion<byte>& new_salt) + { + change_salt(new_salt.begin(), new_salt.size()); + } + +/* +* Create a new random salt +*/ +void S2K::new_random_salt(RandomNumberGenerator& rng, + u32bit length) + { + salt.create(length); + rng.randomize(salt, length); + } + +} |